Box and Whisker Plots

Front

What is a Box and Whisker Plot?

Back

A Box and Whisker Plot is a graphical representation of a data set that shows its minimum, first quartile, median, third quartile, and maximum.

Front

What does the median represent in a data set?

Back

The median is the middle value of a data set when it is ordered from least to greatest.

Front

How do you find the interquartile range (IQR)?

Back

The interquartile range (IQR) is found by subtracting the first quartile (Q1) from the third quartile (Q3): IQR = Q3 - Q1.

Front

What is a quartile?

Back

A quartile is a type of quantile that divides a data set into four equal parts.

Front

What is the first quartile (Q1)?

Back

The first quartile (Q1) is the median of the lower half of a data set.

Front

What is the third quartile (Q3)?

Back

The third quartile (Q3) is the median of the upper half of a data set.

Front

What does the minimum value represent in a Box and Whisker Plot?

Back

The minimum value is the smallest number in the data set.

Front

What does the maximum value represent in a Box and Whisker Plot?

Back

The maximum value is the largest number in the data set.

Front

How do you determine the median of a data set?

Back

To find the median, arrange the data in order and locate the middle value.

Front

What is the purpose of a Box and Whisker Plot?

Back

The purpose of a Box and Whisker Plot is to visually summarize the distribution of a data set.